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10665160513 = 72239463319
BaseRepresentation
bin10011110111011000…
…10110111101000001
31000112021101021210221
421323230112331001
5133320240114023
64522143223041
7525202240300
oct117354267501
930467337727
1010665160513
114583228a47
1220978a7a81
13100c74bb87
1473262c437
1542649c85d
hex27bb16f41

10665160513 has 12 divisors (see below), whose sum is σ = 12945821760. Its totient is φ = 8744105832.

The previous prime is 10665160411. The next prime is 10665160531. The reversal of 10665160513 is 31506156601.

It is not a de Polignac number, because 10665160513 - 229 = 10128289601 is a prime.

It is a super-3 number, since 3×106651605133 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10665160813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4730533 + ... + 4732786.

It is an arithmetic number, because the mean of its divisors is an integer number (1078818480).

Almost surely, 210665160513 is an apocalyptic number.

It is an amenable number.

10665160513 is a deficient number, since it is larger than the sum of its proper divisors (2280661247).

10665160513 is an equidigital number, since it uses as much as digits as its factorization.

10665160513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9463356 (or 9463349 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 10665160513 in words is "ten billion, six hundred sixty-five million, one hundred sixty thousand, five hundred thirteen".

Divisors: 1 7 23 49 161 1127 9463319 66243233 217656337 463702631 1523594359 10665160513